week 8 lab early euphyllophte grab-bag (“ferns” and friends part i) fossil early euphyllophytes...

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Week 8 Lab Early Euphyllophte Grab-bag (“Ferns” and Friends Part I) Fossil Early Euphyllophytes - Psilophyton - Pertica Psilophyta/ Ophioglossales - Psilophyta - Tmesipteris - Ophioglossum - Botrychium “Ferns”? Synapo/pleisomorphies? Gametophyte vs. Sporophyte? Plant Organs? Tissues?

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Week 8 Lab

Early Euphyllophte Grab-bag(“Ferns” and Friends Part I)

Fossil Early Euphyllophytes- Psilophyton- PerticaPsilophyta/Ophioglossales- Psilophyta- Tmesipteris- Ophioglossum- BotrychiumMarattiales

“Ferns”?

Synapo/pleisomorphies?

Gametophyte vs. Sporophyte?

Plant Organs? Tissues?

Week 8 Lab

Fossil Early Euphyllophytes- Psilophyton- Pertica

Week 8 Lab

Fossil Early Euphyllophytes- Psilophyton- Pertica

(sort of)

Week 8 Lab

Psilophyta/Ophioglossales- Psilophyta- Tmesipteris- Ophioglossum- Botrychium

Week 8 Lab

Psilophyta/Ophioglossales- Psilophyta- Tmesipteris- Ophioglossum- Botrychium

Week 8 Lab

Psilophyta/Ophioglossales- Psilophyta- Tmesipteris- Ophioglossum- Botrychium

Week 8 Lab

Psilophyta/Ophioglossales- Psilophyta- Tmesipteris- Ophioglossum- Botrychium

Week 8 Lab

Psilophyta/Ophioglossales- Psilophyta- Tmesipteris- Ophioglossum- Botrychium

Week 8 Lab

Psilophyta/Ophioglossales- Psilophyta- Tmesipteris- Ophioglossum- Botrychium

Eusporangia- Thick walls- not stalked- many spores- initiated by many cells

Sorus

Week 8 Lab

Psilophyta/Ophioglossales- Psilophyta- Tmesipteris- Ophioglossum- Botrychium

Week 8 Lab

Psilophyta/Ophioglossales- Psilophyta- Tmesipteris- Ophioglossum- Botrychium

Week 8 Lab

Psilophyta/Ophioglossales- Psilophyta- Tmesipteris- Ophioglossum- Botrychium

Amphi vs ectopholicLeaf Gaps

Week 8 Lab

Psilophyta/Ophioglossales- Psilophyta- Tmesipteris- Ophioglossum- Botrychium

Week 8 Lab

Marattiales

Week 8 Lab

Marattiales